How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hello,
I have some issues with activating the gps-module for the "second-time" through mqtt.
See uart logging below.
First GPS attempt works, socket is created successfully...
Hi,
I was thinking of buying a Power Profiler II, but was wondering if it is possible for the profiler to measure the consumption of the chip itself or does it measure...
Controller- MDBT40 (nrf51822 based)
Softdevice - S110
I have an application where data comes from UART and have to send over BLE simultaneously. When I initialize the...
Hi there,
I have a problem to implement the SPIM in the Network core. I cannot detect any signal from SPI_SCK & SPI_MOSI by oscilloscope and logic analyzer (no signal from...
Hi,
I'm using VS Code to develop an application based on the Zephyr iso_broadcast sample.
How do you edit prj.conf? If I select prj.conf in the Explorer pane, then click...
Does the nRF52840 support Bluetooth low energy power control? I am using raspberry pi, running Raspian, kernel version 5.15.30 and I am specifically referring to the product...
Hi support team:
I develop my project with sdk 15.2.0 on nrf52832. Now I met a situation that I might need to call app_timer_start() again before the same timer is timeout...
Hi! I'm trying to understand how my board is working. I think that the Arm Trustzoned provides the possibility to the board to have two domains, one secure and one non-secure...
Hello,
NCS1.9.1, two nRF21540DK, Windows10 X64, VS Code,
periodic_adv and periodic_sync , only 3M distance can recv data,
if over 3m, will unstable reception / disordered...
Hi,
Hello,
I am working on TM4C129XNZAD microcontroller, from that everything working fine like no error no warning and If I flash the code also its programming and the...
I've mostly gotten the tools installed to build for the SparkFun Thing+ nRF9160 board. It had a version of the at_client installed, in that it responded to some AT commands...
Hi
I am testing POF function on 52832 based on SDK14.2 and SDK17.0. And test project is SDK example ble_app_beacon.
Code as show:
#include "nrf_drv_power.h" static void...
Hello all,
I'm currently working on an evaluation of a AoA location system. For that I'm making use of the Nordivc 12 Array Antenna, and two nRF52833 DK (one connected to...
Hi, I'm facing an weird problem when I use an function that is contain while loop
When I uncommented the 35th line => call GPS_init_usingWhile(GPS_RMC,RMC_response); ...
